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Astronomers Catch Unprecedented Features at Brink of Active Black Hole
5 min read

International teams of astronomers monitoring a supermassive black hole in the heart of a distant galaxy have detected features never seen before using data from NASA missions and other facilities. The features include the launch of a plasma jet moving…

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NASA’s Swift Reaches 20th Anniversary in Improved Pointing Mode
5 min read

After two decades in space, NASA’s Neil Gehrels Swift Observatory is performing better than ever thanks to a new operational strategy implemented earlier this year. The spacecraft has made great scientific strides in the years since scientists dreamed up a…

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NASA’s Swift Studies Gas-Churning Monster Black Holes
4 min read

Scientists using observations from NASA’s Neil Gehrels Swift Observatory have discovered, for the first time, the signal from a pair of monster black holes disrupting a cloud of gas in the center of a galaxy. “It’s a very weird event,…

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Tyler Parsotan Takes a Long Look at the Transient Universe with NASA’s Swift
7 min read

Through a nonlinear path to success, research astrophysicist Tyler Parsotan discovers transformational science using Swift’s observations.  Name: Tyler ParsotanFormal Job Classification: Research astrophysicistOrganization: Astroparticle Physics Laboratory (Code 661), Astrophysics Science Division, Sciences and Exploration Directorate  What do you do and what…

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NASA’s Swift Resumes Science Operations
2 min read

NASA’s Neil Gehrels Swift Observatory resumed science observations April 3 following a successful software update that enables the spacecraft to function using only two gyroscopes (gyros). Swift entered safe mode March 15 after experiencing degrading performance from one of its…

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How NASA Chases and Investigates Bright Cosmic Blips
9 min read

Stephen Lesage’s phone started vibrating just after halftime on Oct. 9, 2022, while he was watching a soccer game in Atlanta with a friend. When Lesage saw the incoming messages, the match no longer seemed important. There had been a…

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NASA’s Webb Makes First Detection of Heavy Element From Star Merger
6 min read

Webb’s study of the second-brightest gamma-ray burst ever seen reveals tellurium. A team of scientists has used multiple space and ground-based telescopes, including NASA’s James Webb Space Telescope, NASA’s Fermi Gamma-ray Space Telescope, and NASA’s Neil Gehrels Swift Observatory, to…

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NASA’s Swift Learns a New Trick, Spots a Snacking Black Hole
5 min read

Using NASA’s Neil Gehrels Swift Observatory, which launched in 2004, scientists have discovered a black hole in a distant galaxy repeatedly nibbling on a Sun-like star. The object heralds a new era of Swift science made possible by a novel…

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Gamma-Ray Bursts: Black Hole Birth Announcements
4 min read

Gamma-ray bursts are the brightest, most violent explosions in the universe, but they can be surprisingly tricky to detect. Our eyes can’t see them because they are tuned to just a limited portion of the types of light that exist,…

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NASA Looks Back at 50 Years of Gamma-Ray Burst Science
9 min read

Fifty years ago, on June 1, 1973, astronomers around the world were introduced to a powerful and perplexing new phenomenon called GRBs (gamma-ray bursts). Today sensors on orbiting satellites like NASA’s Swift and Fermi missions detect a GRB somewhere in…

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